MQF21.4-2000-26 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Monolithic crystal filter

Monolithic crystal filter
MQF21.4-2000/26
Application
• 6 pol filter
• i.f.- filter
• use in mobile and
stationary transceivers
Limiting values
Center frequency
Insertion loss
Pass band at 3.0 dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
fo
fo ± 7.50 kHz
fo ± 28 kHz
Terminating impedance Z
R1 || C1
R2 || C2
Operating temp. range
Unit
Value
MHz
dB
kHz
dB
dB
dB
21.4
≤ 2.5
± 10.00
≤ 2.0
≥ 60
> 60 except spurious
Ohm/pF 1600 || 1
Ohm/pF 1600 || 1
°C
-40... +85
Characterstics MQF21.4-2000/26
Pass band
Stop band
Pin connections: 1 Input
2 Input-E
3 Output
4 Output-E
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